Home / 887,920.20-1,330,786.80-603,610.20

Finding the Fourth Proportional to 887,920.20, 1,330,786.80 and 603,610.20

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Solution

The fourth proportional to 887,920.20, 1,330,786.80 and 603,610.20 is: 904,671.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,920.20 : 1,330,786.80 = 603,610.20 : x
  2. Step 2: Convert to fraction form
    887,920.20/1,330,786.80 = 603,610.20/x
  3. Step 3: Cross multiply
    887,920.20x = 1,330,786.80 × 603,610.20
  4. Step 4: Simplify right side
    887,920.20x = 803,276,486,505.36
  5. Step 5: Solve for x
    x = 803,276,486,505.36/887,920.20
  6. Step 6: Final answer
    x = 904,671.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.